define(['jquery', 'bootstrap', 'backend', 'table', 'form'], function ($, undefined, Backend, Table, Form) {

    var Controller = {
        index: function () {
            Table.api.init({
                extend: {
                    index_url: 'split.link/index' + location.search,
                    add_url: 'split.link/add',
                    edit_url: 'split.link/edit',
                    del_url: 'split.link/del',
                    multi_url: 'split.link/multi',
                    table: 'split_link',
                }
            });

            var table = $("#table");

            table.bootstrapTable({
                url: $.fn.bootstrapTable.defaults.extend.index_url,
                pk: 'id',
                sortName: 'id',
                sortOrder: 'desc',
                fixedColumns: true,
                fixedRightNumber: 1,
                columns: [
                    [
                        {checkbox: true},
                        {field: 'countries_text', title: __('Countries'), operate: false, formatter: Table.api.formatter.content},
                        {
                            field: 'link_code',
                            title: __('Link_code'),
                            operate: 'LIKE',
                            formatter: Controller.api.formatter.linkCode
                        },
                        {field: 'description', title: __('Description'), operate: 'LIKE', class: 'autocontent', formatter: Table.api.formatter.content},
                        {
                            field: 'auto_reply_text',
                            title: __('Reply statements column'),
                            operate: false,
                            formatter: Controller.api.formatter.autoReplyText
                        },
                        {field: 'ip_protect', title: __('Ip_protect'), searchList: Config.ipProtectList, formatter: Table.api.formatter.status},
                        {field: 'random_shuffle', title: __('Random_shuffle'), searchList: Config.randomShuffleList, formatter: Table.api.formatter.status},
                        {field: 'status', title: __('Status'), searchList: Config.statusList, formatter: Table.api.formatter.status},
                        {field: 'createtime', title: __('Createtime'), operate: 'RANGE', addclass: 'datetimerange', autocomplete: false, formatter: Table.api.formatter.datetime, sortable: true},
                        {
                            field: 'operate',
                            title: __('Operate'),
                            table: table,
                            events: Table.api.events.operate,
                            buttons: [
                                {
                                    name: 'autoreply',
                                    text: __('Auto reply'),
                                    title: __('Auto reply'),
                                    icon: 'fa fa-commenting-o',
                                    classname: 'btn btn-warning btn-xs btn-split-autoreply',
                                    url: 'javascript:;'
                                }
                            ],
                            formatter: Table.api.formatter.operate
                        }
                    ]
                ]
            });

            table.on('click', '.btn-copy-split-link', function (e) {
                e.preventDefault();
                e.stopPropagation();
                var linkCode = $.trim($(this).data('link-code') || '');
                if (!linkCode) {
                    return false;
                }
                Controller.api.openCopyModal(linkCode);
            });

            table.on('click', '.btn-copy-link-code-inline', function (e) {
                e.preventDefault();
                e.stopPropagation();
                var linkCode = $.trim($(this).data('link-code') || '');
                if (linkCode) {
                    Controller.api.copyText(linkCode);
                }
            });

            table.on('click', '.btn-split-autoreply', function (e) {
                e.preventDefault();
                e.stopPropagation();
                e.stopImmediatePropagation();
                var rowIndex = $(this).data('row-index');
                var row = Table.api.getrowbyindex(table, rowIndex);
                if (!row || !row.id) {
                    return false;
                }
                Controller.api.openAutoReplyModal(row);
            });

            Controller.api.bindAutoReplyPreviewTips(table);

            Table.api.bindevent(table);
        },
        add: function () {
            Controller.api.bindevent();
            Controller.api.bindLinkCodeInput();
        },
        edit: function () {
            Controller.api.bindevent();
        },
        api: {
            /** 弹窗样式（仅注入一次） */
            modalStyleInjected: false,
            injectModalStyles: function () {
                if (Controller.api.modalStyleInjected) {
                    return;
                }
                Controller.api.modalStyleInjected = true;
                var css = [
                    '.split-link-copy-modal{padding:16px 20px;box-sizing:border-box;}',
                    '.split-link-copy-modal .form-group{margin-bottom:16px;}',
                    '.split-link-copy-modal .control-label{display:block;font-weight:600;color:#444;margin-bottom:8px;}',
                    '.split-link-copy-modal .split-link-code-row{display:flex;align-items:center;flex-wrap:wrap;gap:8px;}',
                    '.split-link-copy-modal .split-link-code-value{font-size:18px;font-weight:600;color:#337ab7;text-decoration:underline;word-break:break-all;}',
                    '.split-link-copy-modal .split-domain-tabs{margin-bottom:0;border-bottom:1px solid #ddd;}',
                    '.split-link-copy-modal .split-domain-tab-box{border:1px solid #ddd;border-top:none;border-radius:0 0 4px 4px;background:#fafafa;overflow:hidden;}',
                    '.split-link-copy-modal .split-domain-tab-box .tab-pane{max-height:280px;overflow-y:auto;overflow-x:hidden;padding:10px 12px;margin:0;}',
                    '.split-link-copy-modal .split-domain-list{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;align-items:stretch;}',
                    '.split-link-copy-modal .split-domain-item{border:1px solid #e8e8e8;border-radius:4px;background:#fff;transition:border-color .2s,box-shadow .2s;height:100%;min-width:0;}',
                    '.split-link-copy-modal .split-domain-item:hover{border-color:#b8d4f0;}',
                    '.split-link-copy-modal .split-domain-item.is-checked{border-color:#337ab7;box-shadow:0 0 0 1px rgba(51,122,183,.15);}',
                    '.split-link-copy-modal .split-domain-item-label{display:flex;align-items:flex-start;gap:8px;margin:0;padding:8px 10px;cursor:pointer;font-weight:normal;width:100%;height:100%;box-sizing:border-box;}',
                    '.split-link-copy-modal .split-domain-item-label input[type=radio]{margin:3px 0 0;flex-shrink:0;}',
                    '.split-link-copy-modal .split-domain-item-body{flex:1;min-width:0;display:flex;flex-direction:column;gap:5px;}',
                    '.split-link-copy-modal .split-domain-name{font-size:13px;font-weight:600;color:#333;word-break:break-all;line-height:1.4;}',
                    '.split-link-copy-modal .split-domain-status{display:flex;flex-direction:column;align-items:flex-start;gap:4px;}',
                    '.split-link-copy-modal .split-domain-status .label{font-size:10px;font-weight:normal;padding:2px 6px;line-height:1.3;white-space:nowrap;margin:0;display:inline-block;max-width:100%;overflow:hidden;text-overflow:ellipsis;}',
                    '.split-link-copy-modal .split-domain-empty{margin:0;padding:20px 12px;color:#999;text-align:center;line-height:1.6;grid-column:1/-1;}',
                    '.split-link-copy-modal .split-tip-box{margin:12px 0;padding:10px 12px;background:#f8f9fa;border-left:3px solid #337ab7;border-radius:0 4px 4px 0;line-height:1.6;color:#666;}',
                    '.split-link-copy-modal .split-generated-url{font-size:12px;}',
                    '.split-link-copy-modal .split-modal-footer{margin-top:16px;padding-top:12px;border-top:1px solid #eee;}'
                ].join('');
                $('<style id="split-link-copy-modal-style" type="text/css"></style>').text(css).appendTo('head');
            },
            formatter: {
                /**
                 * 回复语：列表最多 50 字 + ...，悬停保留换行显示全文
                 */
                autoReplyText: function (value, row, index) {
                    var full = (row.auto_reply != null && row.auto_reply !== '') ? String(row.auto_reply) : '';
                    if (full === '') {
                        return '<span class="text-muted">-</span>';
                    }
                    var preview = value != null && value !== '' ? String(value) : full;
                    var safePreview = Fast.api.escape(preview);
                    var encFull = encodeURIComponent(full);
                    return '<span class="split-auto-reply-preview" data-full="' + encFull + '" style="display:inline-block;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;vertical-align:middle;cursor:default;">'
                        + safePreview + '</span>';
                },
                /**
                 * 分流链接列：链接样式 + COPY 图标，点击链接打开弹窗
                 */
                linkCode: function (value) {
                    value = value == null ? '' : value.toString();
                    if (value === '') {
                        return '-';
                    }
                    var safe = Fast.api.escape(value);
                    return '<span class="split-link-code-cell">'
                        + '<a href="javascript:;" class="btn-copy-split-link split-link-code-link" data-link-code="' + safe + '" style="font-weight:600;color:#337ab7;text-decoration:underline;">' + safe + '</a>'
                        + ' <a href="javascript:;" class="btn-copy-link-code-inline text-primary" data-link-code="' + safe + '" title="' + __('Copy') + '"><i class="fa fa-copy"></i></a>'
                        + '</span>';
                }
            },
            openCopyModal: function (linkCode) {
                Controller.api.loadCopyModalData(function (data) {
                    Controller.api.renderCopyModal(linkCode, data);
                });
            },
            /** 回复语列悬停提示（保留换行） */
            autoReplyTipIndex: null,
            bindAutoReplyPreviewTips: function (table) {
                table.off('mouseenter.splitAutoReply mouseleave.splitAutoReply')
                    .on('mouseenter.splitAutoReply', '.split-auto-reply-preview', function () {
                        var enc = $(this).attr('data-full');
                        if (!enc) {
                            return;
                        }
                        var full = '';
                        try {
                            full = decodeURIComponent(enc);
                        } catch (e) {
                            return;
                        }
                        var html = '<div style="white-space:pre-wrap;word-break:break-word;padding:10px 12px;line-height:1.6;max-width:420px;font-size:13px;text-align:left;">'
                            + Controller.api.escapeHtmlWithNewlines(full) + '</div>';
                        Controller.api.autoReplyTipIndex = Layer.tips(html, this, {
                            tips: [1, ''],
                            time: 0,
                            maxWidth: 450
                        });
                    })
                    .on('mouseleave.splitAutoReply', '.split-auto-reply-preview', function () {
                        if (Controller.api.autoReplyTipIndex != null) {
                            Layer.close(Controller.api.autoReplyTipIndex);
                            Controller.api.autoReplyTipIndex = null;
                        }
                    });
            },
            escapeHtmlWithNewlines: function (text) {
                return $('<div/>').text(text).html().replace(/\n/g, '<br>');
            },
            /**
             * 打开自动回复弹窗
             *
             * @param {object} row 列表行数据
             */
            openAutoReplyModal: function (row) {
                Fast.api.ajax({
                    url: 'split.link/autoreply/ids/' + row.id,
                    type: 'get'
                }, function (data, ret) {
                    var info = ret.data || data || {};
                    Controller.api.renderAutoReplyModal(row.id, info);
                    return false;
                });
            },
            renderAutoReplyModal: function (linkId, info) {
                var linkCode = Fast.api.escape(info.link_code || '');
                var autoReply = info.auto_reply || '';
                var html = [
                    '<div class="split-auto-reply-modal" style="padding:16px 20px;">',
                    '  <div class="form-group">',
                    '    <label class="control-label">' + __('Link_code') + '</label>',
                    '    <p class="form-control-static" style="font-size:16px;font-weight:600;color:#337ab7;margin:0;">' + linkCode + '</p>',
                    '  </div>',
                    '  <div class="form-group" style="margin-bottom:0;">',
                    '    <label class="control-label" for="split-auto-reply-text">' + __('Reply statements') + '</label>',
                    '    <p class="help-block" style="margin-top:0;">' + __('Reply statements tip') + '</p>',
                    '    <textarea id="split-auto-reply-text" class="form-control" rows="10" placeholder="">' + Fast.api.escape(autoReply) + '</textarea>',
                    '  </div>',
                    '</div>'
                ].join('');

                Layer.open({
                    type: 1,
                    title: __('Auto reply'),
                    area: ['520px', 'auto'],
                    shadeClose: false,
                    content: html,
                    btn: [__('OK'), __('Close')],
                    yes: function (index, layero) {
                        var text = layero.find('#split-auto-reply-text').val();
                        Fast.api.ajax({
                            url: 'split.link/autoreply/ids/' + linkId,
                            type: 'post',
                            data: {auto_reply: text}
                        }, function () {
                            Layer.close(index);
                            Toastr.success(__('Auto reply saved'));
                        });
                        return false;
                    }
                });
            },
            loadCopyModalData: function (callback) {
                Fast.api.ajax({
                    url: 'split.link/copyinfo',
                    type: 'get'
                }, function (data, ret) {
                    callback(ret.data || data || {});
                    return false;
                });
            },
            renderCopyModal: function (linkCode, data) {
                Controller.api.injectModalStyles();

                var platformDomains = $.isArray(data.platform_domains) ? data.platform_domains : [];
                if (!platformDomains.length && data.platform_domain) {
                    var rawSingle = $.trim(data.platform_domain);
                    platformDomains = rawSingle.split(/[\r\n,]+/).map(function (d) {
                        return $.trim(d);
                    }).filter(function (d) {
                        return d.length > 0;
                    });
                }
                var myDomains = $.isArray(data.my_domains) ? data.my_domains : [];
                var domainIndexUrl = data.domain_index_url || 'domain/index';
                var configIndexUrl = data.config_index_url || 'general/config/index';
                var defaultType = platformDomains.length ? 'platform' : 'my';
                var defaultDomain = platformDomains.length ? platformDomains[0] : (myDomains.length ? myDomains[0].domain : '');
                var activeTab = defaultType === 'platform' ? 'platform' : 'my';

                var platformHtml = '';
                if (platformDomains.length) {
                    var platformItems = [];
                    $.each(platformDomains, function (i, domain) {
                        platformItems.push(Controller.api.buildDomainRadio({
                            domain: domain,
                            type: 'platform',
                            checked: defaultType === 'platform' && domain === defaultDomain,
                            showStatus: false
                        }));
                    });
                    platformHtml = '<div class="split-domain-list">' + platformItems.join('') + '</div>';
                } else {
                    platformHtml = '<p class="split-domain-empty">'
                        + __('Split platform domain empty')
                        + ' <a href="javascript:;" class="btn-goto-config">' + __('Go system config') + '</a>'
                        + '</p>';
                }

                var myDomainsHtml = '';
                if (myDomains.length) {
                    var items = [];
                    $.each(myDomains, function (i, item) {
                        items.push(Controller.api.buildDomainRadio({
                            domain: item.domain,
                            type: 'my',
                            checked: defaultType === 'my' && item.domain === defaultDomain,
                            nsText: item.ns_status_text || '',
                            dnsText: item.dns_status_text || '',
                            nsStatus: item.ns_status || '',
                            dnsStatus: item.dns_status || '',
                            showStatus: true
                        }));
                    });
                    myDomainsHtml = '<div class="split-domain-list">' + items.join('') + '</div>';
                } else {
                    myDomainsHtml = '<p class="split-domain-empty">' + __('Split my domain empty') + '</p>';
                }

                var initialUrl = Controller.api.buildSplitUrl(defaultDomain, linkCode);
                var safeLinkCode = Fast.api.escape(linkCode);
                var html = [
                    '<div class="split-link-copy-modal">',
                    '  <div class="form-group">',
                    '    <label class="control-label">' + __('Link_code') + '</label>',
                    '    <div class="split-link-code-row">',
                    '      <a href="javascript:;" class="split-link-code-value" data-link-code="' + safeLinkCode + '">' + safeLinkCode + '</a>',
                    '      <button type="button" class="btn btn-default btn-sm btn-copy-link-code" data-link-code="' + safeLinkCode + '" title="' + __('Copy') + '"><i class="fa fa-copy"></i></button>',
                    '      <button type="button" class="btn btn-default btn-sm btn-manage-domain">' + __('Manage my domains') + '</button>',
                    '    </div>',
                    '  </div>',
                    '  <div class="form-group">',
                    '    <label class="control-label">' + __('Select main domain') + '</label>',
                    '    <ul class="nav nav-tabs split-domain-tabs" role="tablist">',
                    '      <li role="presentation"' + (activeTab === 'platform' ? ' class="active"' : '') + '>',
                    '        <a href="#split-tab-platform" role="tab" data-toggle="tab">' + __('Platform assigned domain') + '</a>',
                    '      </li>',
                    '      <li role="presentation"' + (activeTab === 'my' ? ' class="active"' : '') + '>',
                    '        <a href="#split-tab-my" role="tab" data-toggle="tab">' + __('My domains') + '</a>',
                    '      </li>',
                    '    </ul>',
                    '    <div class="tab-content split-domain-tab-box">',
                    '      <div role="tabpanel" class="tab-pane' + (activeTab === 'platform' ? ' active' : '') + '" id="split-tab-platform">' + platformHtml + '</div>',
                    '      <div role="tabpanel" class="tab-pane' + (activeTab === 'my' ? ' active' : '') + '" id="split-tab-my">' + myDomainsHtml + '</div>',
                    '    </div>',
                    '  </div>',
                    '  <div class="split-tip-box">',
                    __('Split domain prefix tip'),
                    ' <button type="button" class="btn btn-xs btn-primary btn-go-add-domain">' + __('Go add domain') + '</button>',
                    '  </div>',
                    '  <div class="form-group" style="margin-bottom:0;">',
                    '    <label class="control-label">' + __('Generated result') + '</label>',
                    '    <div class="input-group">',
                    '      <input type="text" class="form-control split-generated-url" readonly value="' + Fast.api.escape(initialUrl) + '">',
                    '      <span class="input-group-btn">',
                    '        <button type="button" class="btn btn-default btn-copy-generated-url"><i class="fa fa-copy"></i> ' + __('Copy') + '</button>',
                    '      </span>',
                    '    </div>',
                    '  </div>',
                    '  <div class="text-center split-modal-footer">',
                    '    <button type="button" class="btn btn-success btn-open-test"' + (initialUrl ? '' : ' disabled') + '>' + __('Open test') + '</button>',
                    '    <button type="button" class="btn btn-default btn-close-copy-modal">' + __('Close') + '</button>',
                    '  </div>',
                    '</div>'
                ].join('');

                Layer.open({
                    type: 1,
                    title: __('Copy split link'),
                    area: ['780px', 'auto'],
                    maxmin: false,
                    resize: false,
                    shadeClose: true,
                    content: html,
                    success: function (layero, index) {
                        var $box = layero.find('.split-link-copy-modal');

                        var refreshGeneratedUrl = function () {
                            var $checked = $box.find('input[name="split_main_domain"]:checked');
                            var domain = $.trim($checked.val() || '');
                            var url = Controller.api.buildSplitUrl(domain, linkCode);
                            $box.find('.split-generated-url').val(url);
                            $box.find('.btn-open-test').prop('disabled', url === '');
                            $box.find('.split-domain-item').removeClass('is-checked');
                            $checked.closest('.split-domain-item').addClass('is-checked');
                        };

                        var ensureTabSelection = function ($pane) {
                            var $radios = $pane.find('input[name="split_main_domain"]');
                            if ($radios.length && !$radios.filter(':checked').length) {
                                $radios.first().prop('checked', true);
                            }
                        };

                        $box.on('change', 'input[name="split_main_domain"]', refreshGeneratedUrl);

                        $box.on('shown.bs.tab', 'a[data-toggle="tab"]', function (e) {
                            var target = $(e.target).attr('href');
                            if (target) {
                                ensureTabSelection($box.find(target));
                                refreshGeneratedUrl();
                            }
                        });

                        $box.on('click', '.btn-copy-link-code', function (e) {
                            e.preventDefault();
                            Controller.api.copyText(linkCode);
                        });

                        $box.on('click', '.btn-manage-domain, .btn-go-add-domain', function (e) {
                            e.preventDefault();
                            Layer.close(index);
                            Backend.api.addtabs(Fast.api.fixurl(domainIndexUrl), __('Manage my domains'), 'fa fa-globe');
                        });

                        $box.on('click', '.btn-goto-config', function (e) {
                            e.preventDefault();
                            Layer.close(index);
                            Backend.api.addtabs(Fast.api.fixurl(configIndexUrl), __('System config'), 'fa fa-cogs');
                        });

                        $box.on('click', '.btn-copy-generated-url', function (e) {
                            e.preventDefault();
                            var url = $.trim($box.find('.split-generated-url').val());
                            if (!url) {
                                Toastr.error(__('Split url empty'));
                                return;
                            }
                            Controller.api.copyText(url);
                        });

                        $box.on('click', '.btn-open-test', function (e) {
                            e.preventDefault();
                            var url = $.trim($box.find('.split-generated-url').val());
                            if (url) {
                                window.open(url, '_blank');
                            }
                        });

                        $box.on('click', '.btn-close-copy-modal', function (e) {
                            e.preventDefault();
                            Layer.close(index);
                        });

                        ensureTabSelection($box.find('.tab-pane.active'));
                        refreshGeneratedUrl();
                    }
                });
            },
            buildDomainRadio: function (options) {
                var domain = Fast.api.escape(options.domain || '');
                var type = options.type || 'my';
                var checked = options.checked ? ' checked' : '';
                var checkedClass = options.checked ? ' is-checked' : '';
                var statusHtml = '';
                if (options.showStatus) {
                    statusHtml = '<span class="split-domain-status">'
                        + '<span class="label ' + Controller.api.statusLabelClass(options.nsStatus) + '">' + __('NS') + ':' + Fast.api.escape(options.nsText || '-') + '</span>'
                        + '<span class="label ' + Controller.api.statusLabelClass(options.dnsStatus, true) + '">' + __('DNS') + ':' + Fast.api.escape(options.dnsText || '-') + '</span>'
                        + '</span>';
                }
                return '<div class="split-domain-item' + checkedClass + '">'
                    + '<label class="split-domain-item-label">'
                    + '<input type="radio" name="split_main_domain" value="' + domain + '" data-type="' + type + '"' + checked + '>'
                    + '<span class="split-domain-item-body">'
                    + '<span class="split-domain-name">' + domain + '</span>'
                    + statusHtml
                    + '</span>'
                    + '</label>'
                    + '</div>';
            },
            statusLabelClass: function (status, isDns) {
                if (isDns) {
                    if (status === 'created') {
                        return 'label-success';
                    }
                    if (status === 'failed') {
                        return 'label-danger';
                    }
                    return 'label-warning';
                }
                if (status === 'verified') {
                    return 'label-success';
                }
                if (status === 'failed') {
                    return 'label-danger';
                }
                return 'label-warning';
            },
            buildSplitUrl: function (domain, linkCode) {
                domain = $.trim(domain || '').replace(/^https?:\/\//i, '').replace(/\/+$/, '');
                linkCode = $.trim(linkCode || '');
                if (!domain || !linkCode) {
                    return '';
                }
                return 'https://' + domain + '/s/' + linkCode;
            },
            copyText: function (text) {
                if (navigator.clipboard && window.isSecureContext) {
                    navigator.clipboard.writeText(text).then(function () {
                        Toastr.success(__('Copy success'));
                    }).catch(function () {
                        Controller.api.copyTextFallback(text);
                    });
                    return;
                }
                Controller.api.copyTextFallback(text);
            },
            copyTextFallback: function (text) {
                var $temp = $('<textarea>').css({position: 'fixed', left: '-9999px', top: '0'}).val(text);
                $('body').append($temp);
                $temp[0].select();
                try {
                    document.execCommand('copy');
                    Toastr.success(__('Copy success'));
                } catch (e) {
                    Toastr.error(__('Copy failed'));
                }
                $temp.remove();
            },
            bindLinkCodeInput: function () {
                var $input = $('#c-link_code');
                if (!$input.length || $input.prop('readonly')) {
                    return;
                }
                $input.on('input', function () {
                    var val = $(this).val().replace(/[^a-zA-Z]/g, '').toLowerCase().slice(0, 9);
                    if ($(this).val() !== val) {
                        $(this).val(val);
                    }
                });
            },
            bindevent: function () {
                Form.api.bindevent($("form[role=form]"));
            }
        }
    };
    return Controller;
});